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FRU tests
The following table shows the test for each FRU.
Table 1. FRU tests
FRU Applicable test
System board 1. Diagnostics ➙ CPU/Coprocessor
2. Diagnostics ➙ Systemboard
3. If the docking station or the port replicator is attached to the ThinkPad Notebook,
detach it.
4. Place the computer on a horizontal surface, and run Diagnostics ➙ ThinkPad
Devices ➙ HDD Active Protection Test.
Note: Do not apply any physical shock to the computer while the test is running.
Power
Diagnostics ➙ ThinkPad Devices ➙ AC Adapter, Battery 1 (Battery2)
LCD unit
1. Diagnostics ➙ Video Adapter
2. Interactive Tests ➙ Video
Audio
Enter the BIOS Setup Utility and change Serial ATA (SATA) setting to Compatibility,
and run Diagnostics ➙ Other Device ➙ Conexant Audio.
Speaker Interactive Tests ➙ Internal Speaker
Note: Once Audio test is done, the no sound is heard this test. In this case, turn off
and turn on the computer. Then, run this test again.
Keyboard
1. Diagnostics ➙ Systemboard ➙ Keyboard
2. Interactive Tests ➙ Keyboard
Enter the BIOS Setup Utility and change Serial ATA (SATA) setting to Compatibility,
and run Diagnostics ➙ Fixed Disks.
Hard disk drive or solid state
drive
You can also diagnose the drive without starting up the operating system. To diagnose
the drive from the BIOS Setup Utility, do as follows:
1. Remove any diskette from the diskette drive, and then turn off the computer.
2. Turn on the computer.
3. While the message, “To interrupt normal startup, press the blue ThinkVangate
button,” is displayed at the lower left of the screen, press F1 to enter the BIOS
Setup Utility.
4. Using cursor keys, select HDD diagnostic program. Press enter.
5. Using cursor keys, select Main hard disk drive or Ultrabay hard disk drive.
6. Press Enter to start the diagnostic program.
Diskette drive 1. Diagnostics ➙ Diskette Drives
2. Interactive Tests ➙ Diskette
Optical drive 1. Diagnostics ➙ Other Devices ➙ Optical Drive
2. Interactive Tests ➙ Optical Drive Test
Memory
1. If two DIMMs are installed, remove one of them and run Diagnostics ➙ Advanced
Memory Tests.
2. If the problem does not recur, return the DIMM to its place, remove the other one,
and run the test again.
Chapter 3. General checkout 49